Trailer hitch



FIG. 1 is a front perspective view of a trailer hitch showing my new design;

FIG. 2 is a right side view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a front view; and,

FIG. 7 is a back view thereof.

The broken line showing of details in FIGS. 1–7 is included for the purpose of showing environmental portions of the trailer hitch and forms no part of the claimed design. 

The ornamental design for a trailer hitch, as shown and described. 